$2.78
+0.19 (+7.31%)
Market Cap
$251.1M
Shares Outstanding
88,257,300
Institutional Holders
173
Total Inst. Value
$166.9M
% of Float Held
43.5%
QoQ Holder Change
+38
Institutional data as of Q1 2025
New Positions
32
Closed Positions
32
Increased
54
Decreased
48
Institutional Ownership Trend
Top 10 Institutional Holders(Q1 2025)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | BlackRock, Inc. | $30.7M | 6,135,230 |
| 2 | VANGUARD GROUP INC | $22.0M | 4,407,462 |
| 3 | STATE STREET CORP | $17.0M | 3,391,571 |
| 4 | TANG CAPITAL MANAGEMENT LLC | $13.8M | 2,750,000 |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $8.5M | 1,705,885 |
| 6 | AMERIPRISE FINANCIAL INC | $7.2M | 1,443,932 |
| 7 | Knoll Capital Management, LLC | $5.6M | 1,121,524 |
| 8 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $5.4M | 1,076,064 |
| 9 | Bellevue Group AG | $5.3M | 1,056,793 |
| 10 | UBS Group AG | $3.9M | 788,165 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| GEODE CAPITAL MANAGEMENT, LLC | +47K | $8.5M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | +575K | $5.4M |
| Bellevue Group AG | +111K | $5.3M |
| UBS Group AG | +69K | $3.9M |
| RFG Advisory, LLCNew | +324K | $1.6M |
Top Sellers
| Fund | Shares Removed | Value |
|---|---|---|
| AMERIPRISE FINANCIAL INC | -3.8M | $7.2M |
| D. E. Shaw & Co., Inc. | -409K | $253K |
| MORGAN STANLEY | -265K | $3.3M |
| IMC-Chicago, LLC | -220K | $417K |
| Invesco Ltd. | -166K | $406K |
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Frequently Asked Questions
How many institutional investors hold ALT?
As of Q1 2025, 173 institutional investors report holding ALT (Altimmune, Inc.) in their 13F filings.
What percentage of Altimmune, Inc. is owned by institutions?
Institutional investors hold approximately 43.5% of Altimmune, Inc.'s float as reported in SEC 13F filings.
Which hedge fund owns the most ALT?
The largest institutional holder of ALT is BlackRock, Inc. with $30.7M in shares.
Are institutions buying or selling ALT?
This quarter, 32 institutions opened new positions in ALT and 32 closed their positions.
What is 13F institutional ownership?
SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.
How often is institutional ownership data updated?
13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.